Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Somonauk, IL [Prefix detail]

LATA: 358 CHICAGO IL

LIR:

V: 06112 H: 03552

ILEC: 1015 FRONTIER NORTH, INC. - IL

NPA 815:

498 797 826

See all [Local Prefixes]

Local calling FROM 4 exchanges: [Reverse direction]

Rate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Earlville, IL     
Leland, IL     
Sandwich, IL     
Sheridan, IL     

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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